Aspect Ratio Guide
Understanding aspect ratios is essential for professional image work. This guide explains when and why to use each ratio.
Start CroppingCommon Aspect Ratios
1:1 Square
Perfect for social grids, profile images, and balanced compositions. The most versatile ratio.
Best For
- •Instagram posts
- •Profile pictures
- •Product thumbnails
4:5 Portrait
Maximizes vertical space in feeds while maintaining good balance. Instagram's preferred portrait ratio.
Best For
- •Instagram feed posts
- •Product shots
- •Portrait photography
16:9 Widescreen
The modern video standard. Used for YouTube, presentations, and HD displays.
Best For
- •YouTube thumbnails
- •Video content
- •Presentations
9:16 Vertical
The mobile-first format for stories, reels, and short-form video.
Best For
- •Instagram Stories
- •TikTok
- •Reels
3:2 Photography
Classic 35mm photography ratio. Natural for landscapes and prints.
Best For
- •Photography
- •4×6 prints
- •Portfolio work
2:3 Portrait
Vertical counterpart of 3:2. Great for portraits and posters.
Best For
- •Portrait photography
- •Posters
- •Book covers
4:3 Standard
Classic display ratio. Good for presentations and tablets.
Best For
- •Presentations
- •iPad content
- •Documentation
21:9 Ultrawide
Cinematic format for dramatic banners and immersive headers.
Best For
- •Website banners
- •Cinematic headers
- •Panoramic shots
Quick Reference
| Ratio | Name | Best For | Common Sizes |
|---|---|---|---|
| 1:1 | 1:1 Square | Instagram posts, Profile pictures | 1080×1080, 512×512, 256×256 |
| 4:5 | 4:5 Portrait | Instagram feed posts, Product shots | 1080×1350, 800×1000 |
| 16:9 | 16:9 Widescreen | YouTube thumbnails, Video content | 1920×1080, 1280×720, 2560×1440 |
| 9:16 | 9:16 Vertical | Instagram Stories, TikTok | 1080×1920 |
| 3:2 | 3:2 Photography | Photography, 4×6 prints | 1800×1200, 3000×2000 |
| 2:3 | 2:3 Portrait | Portrait photography, Posters | 1200×1800, 2000×3000 |
| 4:3 | 4:3 Standard | Presentations, iPad content | 1600×1200, 1024×768 |
| 21:9 | 21:9 Ultrawide | Website banners, Cinematic headers | 2560×1080, 3440×1440 |
Try Different Ratios
Upload an image and experiment with different aspect ratios.
Start with a single image
PNG, JPG, or WebP up to 50MP processed privately on device.
EXIF orientation automatically respected.
Export
Use the crop size from your preset; no extra resampling.
FAQ
Which aspect ratio should I use for social media?+
What's the difference between 16:9 and 9:16?+
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